<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>登录</title>
</head>
<body>
	<form action="index.html">
	用户名：<input type="text" name="username">
	密码：<input type="password" name="password">
	<input type="submit">
	<a href="add.html">add</a>
	</form>
</body>
</html>